+ 'description' => 'Return address on email invoices (address only, see invoice_from_name)',
+ 'type' => 'text',
+ 'per_agent' => 1,
+ 'validate' => sub { $_[0] =~
+ /^[^@]+\@[[:alnum:]-]+(\.[[:alnum:]-]+)+$/
+ ? '' : 'Invalid email address';
+ }
+ },
+
+ {
+ 'key' => 'invoice_from_name',
+ 'section' => 'invoicing',
+ 'description' => 'Return name on email invoices (set address in invoice_from)',
+ 'type' => 'text',
+ 'per_agent' => 1,
+ 'validate' => sub { (($_[0] =~ /[^[:alnum:][:space:]]/) && ($_[0] !~ /^\".*\"$/))
+ ? 'Invalid name. Use quotation marks around names that contain punctuation.'
+ : '' }
+ },
+
+ {
+ 'key' => 'quotation_from',
+ 'section' => '',
+ 'description' => 'Return address on email quotations',